John "Jack" Coleman Ilg

John “Jack” Coleman Ilg, formerly of Chatham, Massachusetts and currently of Jaffrey, NH and Cary, NC passed away peacefully at the age of 92 on March 9th, 2023. Jack was born on August 16th, 1930, to the late Nora and Alfred Ilg in Lowell, MA. After graduating from Tufts University, Jack enlisted in the United States Army where he served as a Medical Services Non-Commissioned Officer at the U.S. Army Hospital in Berlin, Germany during the Korean War Conflict. Upon his return from Germany, Jack earned his master’s degree in bacteriology from the University of Massachusetts at Amherst. Jack was an entrepreneur and co-founder of Concord Labs in Keene, NH which created hundreds of jobs in the community manufacturing medical equipment. Jack was preceded in death by his loving wife, Dorothy Ann Gray of Lexington, Massachusetts, whom he married in 1955; his brother-in-law David Fenton; and nephew David Fenton Jr. Jack is survived by his devoted wife of twenty-two years, Kimberly; his children Jonathan, Melissa (David), Meredith, Katerina, Gabriella (Kevin), Andy (Rachel), and Amanda (Rick); 11 grandchildren David, Hope, Emma (Dan), Matthew, Madeline, Nathaniel, Amelia, Spencer, Ella, Penny, and Eloise; his best friend and sister Mary; two nieces, Elizabeth and Julie; a nephew Peter; and his dear friends Russ and Mike. Jack never met a stranger and will always be remembered as a legendary storyteller, detailed list maker, fierce patriot, curious scientist, nature lover, world traveler, environmentalist, sneaky candy thief and an incredible grandfather. The family would like to extend their warmest thanks to the Transitions Hospice Care team of Raleigh, NC. Jack had a special place in his heart for the Wounded Warrior Project and those who served. In lieu of flowers, donations may be made to the Wounded Warrior Project, to carry on the mission.